11014420040 has 32 divisors (see below), whose sum is σ = 26688788280. Its totient is φ = 4066862592.

The previous prime is 11014420033. The next prime is 11014420049. The reversal of 11014420040 is 4002441011.

It can be written as a sum of positive squares in 4 ways, for example, as 7126398724 + 3888021316 = 84418^2 + 62354^2 .

It is not an unprimeable number, because it can be changed into a prime (11014420049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10590269 + ... + 10591308.

Almost surely, 2^11014420040 is an apocalyptic number.

11014420040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11014420040 is an abundant number, since it is smaller than the sum of its proper divisors (15674368240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11014420040 is a wasteful number, since it uses less digits than its factorization.

11014420040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21181601 (or 21181597 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 11014420040 its reverse (4002441011), we get a palindrome (15016861051).

The spelling of 11014420040 in words is "eleven billion, fourteen million, four hundred twenty thousand, forty".